<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>5.栅格绘制基础知识</title>
  <style>
    article {
      width: 300px;
      height: 300px;
      border: solid 5px silver;
      display: inline-grid;
      grid-template-rows: repeat(3, 1fr);
      grid-template-columns: repeat(3, 1fr);
    }
  
    div {
      width: 100px;
      height: 100px;
      background-color: blueviolet;
      background-clip: content-box;
      border: solid 1px blueviolet;
      padding: 10px;
      box-sizing: border-box;
    }
  </style>
  </head>
  
  <body>
    后盾人
    <article>
      <div>1</div>
      <div>2</div>
      <div>3</div>
      <div>4</div>
      <div>5</div>
      <div>6</div>
      <div>7</div>
      <div>8</div>
      <div>9</div>
    </article>
  </body>
  
  </html>